import { CSSResultGroup, LitElement, TemplateResult } from 'lit';
import { ElementLogger } from '../../base/logger';
export declare const TOGGLE_BUTTON_ELEMENT_TAG_NAME = "vds-toggle-button";
declare const ToggleButtonElement_base: typeof LitElement;
/**
 * The foundation for any toggle button such as a `play-button` or `mute-button`.
 *
 *
 * @tagname vds-toggle-button
 * @csspart button - The button element (`<button>`).
 * @slot - Used to pass content into the toggle for showing pressed and not pressed states.
 * @example
 * ```html
 * <vds-toggle-button label="Some action">
 *   <div class="pressed">Pressed</div>
 *   <div class="not-pressed">Not Pressed</div>
 * </vds-toggle-button>
 * ```
 * @example
 * ```css
 * vds-toggle-button[pressed] .pressed {
 *   display: none;
 * }
 *
 * vds-toggle-button:not([pressed]) .not-pressed {
 *  display: none;
 * }
 * ```
 */
export declare class ToggleButtonElement extends ToggleButtonElement_base {
    static get styles(): CSSResultGroup;
    static get parts(): string[];
    protected readonly _logger: ElementLogger;
    /**
     * Whether the toggle is currently in a `pressed` state.
     */
    pressed: boolean;
    /**
     * ♿ **ARIA:** The `aria-label` property of the underlying button.
     */
    label: string | undefined;
    /**
     * Whether the underlying button should be disabled (not-interactable).
     */
    disabled: boolean;
    /**
     * ♿ **ARIA:** Identifies the element (or elements) that describes the underlying button.
     */
    describedBy: string | undefined;
    /**
     * Whether the toggle is in the `pressed` state.
     */
    get isPressed(): boolean;
    protected render(): TemplateResult;
    protected _buttonRef: import("lit-html/directives/ref").Ref<HTMLButtonElement>;
    /**
     * The component's `<button>` element.
     */
    get buttonElement(): HTMLButtonElement | undefined;
    protected _renderButton(): TemplateResult;
    protected _renderButtonChildren(): TemplateResult;
    protected _renderDefaultSlot(): TemplateResult;
    click(): void;
    protected _handleButtonClick(event: Event): void;
    protected _handleButtonClickCapture(event: Event): boolean;
}
export {};